MEMS (sensors)

Ask questions and find answers on ST MEMS sensors, such as the LSM6DSV and the LSM6DSL. Learn how to use the SensorTile.Box, and STEVAL kits.

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Forum Posts

Is there a demo for VL53L3CX that help me to understand how to manage different ToFs together? Something similar to the MultiRangingSensor demo for VL53L1X.

Hi, my name is Vincenzo. I am working with the ToF VL53L3CX. Lately I wrote some applications to make 6 sensors work. At first I thought that the applications were working well, but now I realized that if I set too high timing budgets I had a perform...

VNava by Associate III
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  • 10 replies
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Resolved! My code is working as it wishes

Hi everybody , I am not sure about am I writing to the true title but anyways I am asking. I am trying to read data from LSM9DS1 sparkfun IMU sensor using HAL i2c with STM32F4 discovery board. I was succesful and I was getting datas, then something h...

MDoğr.1 by Associate II
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  • 3 replies
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Resolved! Gadget position sensor

Hi, our customer is in search for a economical solution for a gadget posistion sensor, that senses 2 positions: the gadget is in standing or in laying positions. What can we suggest?

LSM6DSM: Increase in current draw once I2C lines are connected

Hi,I have a MCU connected to a LSM6DSM using I2C with 1k pullups. I measured the average current consumption with the MCU and the LSM6DSM powered up but with the I2C lines physically disconnected. The current consumption was around 20uA.Once I connec...

GTS.1 by Associate III
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LIS2DH taking 100-120uA in idle state after a power cycle

I am using LIS2DH in I2C mode. After power cycle, the IC consumes almost 100-120 uA. Upon removing the IC current drops to 30 uA so clearly it is the IC that is consuming the power.After startup, I am resetting the IC, blocking the data (0x80 in REG ...

PK.1 by Associate II
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  • 10 replies
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VL53L1 Ranging instability in strong ambient light

Hi,I'm trying to use multiple VL53L1X sensors to detect objects. I successfully interfaced them with a Raspberry Pi 4B, and tried to tune a bunch of parameters to get good detection.When the sensors point to an object, within the sensor range (0.4 - ...

THilt.1 by Associate II
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  • 5 replies
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What are the necessary Configuration and Calculations for LSM9DS1?

Hi Team.We are using LSM9DS1 with MCU (S32K146) via I2C. We have tried enabling the acc and gyro with CTRL_REG1_G and CTRL_REG6_XL .We can able to read the Who am I register properly. But the data output registers of acc/gyro are giving different val...

LG.2 by Associate
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  • 4 replies
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Resolved! LPS33HW Temperature absolute accuracy

Temperature absolute accuracy. This parameter was not found in the datasheet.Of the 15 sensors tested, the temperature ​difference was 5 degrees.What ​temperature absolute accuracy should be?

PSoko.1 by Associate II
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I tried to install the GUI en.STSW-IMG004 to run my EvalBoard with VL53L1x. But the insatllation end with Error Massage 1721.

Hello everybody,I tried to install the GUI en.STSW-IMG004 to run my EvalBoard with VL53L1x. But the insatllation end with Error Massage 1721 (see attached). I ried it also on a second Hardware with the same result. What did I make wrong? Regards Dani...

DPalm.1 by Associate
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  • 4 replies
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